HDSP-K121 Avago Technologies US Inc., HDSP-K121 Datasheet - Page 11

• Manufacturer Part Number: HDSP-K121
• Description: Seven-Segment Numeric LED Display,2-CHARACTER,Red,DIP
• Manufacturer: Avago Technologies US Inc.

Specifications of HDSP-K121

• Number Of Digits/alpha: 2
• Size / Dimension: 0.99" L x 0.67" W x 0.31" H (25.15mm x 17.02mm x 8.00mm)
• Digit/alpha Size: 0.56" (14.22mm)
• Display Type: 7-Segment
• Common Pin: Common Anode
• Color: Red
• Voltage - Forward (vf) Typ: 1.7V
• Current - Test: 5mA
• Millicandela Rating: 4.2mcd
• Wavelength - Peak: 645nm
• Power Dissipation (max): 37mW
• Package / Case: 18-DIP (0.600", 15.24mm)
• Number Of Digits: 2
• Illumination Color: Red
• Operating Current: 1 mA
• Luminous Intensity: 700 ucd
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant
• Lead Free Status / RoHS Status: Lead free / RoHS Compliant, Lead free / RoHS Compliant

Internal Circuit Diagram (cont.)
Hole pattern for PCB layout to achieve uniform 0.450 In. Digit to digit pitch. for HDSP-FXXX to HDSP-GXXX.
Absolute Maximum Ratings
Notes:
1. Derate above 91°C at 0.53 mA/°C.
2. Derate HER/Yellow above 80°C at 0.38 mA/°C and Green above 71°C at 0.31 mA/°C
11
Description
Average Power per Segment or DP
Peak Forward Current per Segment or DP
DC Forward Current per Segment or DP
Operating Temperature Range
Storage Temperature Range
Reverse Voltage per segment or DP
Wave Soldering Temperature for 3 Seconds
(1.60 mm [0.063 in.] below seating body)
AlGaAs Red -
HDSP-A10X/
E10X/H10X/K12X/
N10X/F10X/G10X
Series
37
15
–
20 to +100
[1]
[9]
HER
HDSP-751X/
335X/555X/K70X
Series
–
55 to +100
250
3.0
52
45
Yellow
HDSP-A80X
Series
–
40 to +100
15
[2]
Green
HDSP-A90X
Series
64
Units
mW
mA
mA
°C
°C
V
°C